tests/Get-DbaBackupHistory.Tests.ps1

$CommandName = $MyInvocation.MyCommand.Name.Replace(".Tests.ps1","")
Write-Host -Object "Running $PSCommandpath" -ForegroundColor Cyan
. "$PSScriptRoot\constants.ps1"

Describe "$commandname Integration Tests" -Tags "IntegrationTests" {
    
    BeforeAll {
        $DestBackupDir = 'C:\Temp\backups'
        if (-Not(Test-Path $DestBackupDir)) {
            New-Item -Type Container -Path $DestBackupDir
        }
        $random = Get-Random
        $dbname = "dbatoolsci_history_$random"
        $null = Get-DbaDatabase -SqlInstance $script:instance1 -Database $dbname | Remove-DbaDatabase -Confirm:$false
        $null = Restore-DbaDatabase -SqlInstance $script:instance1 -Path $script:appeyorlabrepo\singlerestore\singlerestore.bak -DatabaseName $dbname -DestinationFilePrefix $dbname
        $db = Get-DbaDatabase -SqlInstance $script:instance1 -Database $dbname
        $db | Backup-DbaDatabase -Type Full -BackupDirectory $DestBackupDir
        $db | Backup-DbaDatabase -Type Differential -BackupDirectory $DestBackupDir
        $db | Backup-DbaDatabase -Type Log -BackupDirectory $DestBackupDir
        $db | Backup-DbaDatabase -Type Log -BackupDirectory $DestBackupDir
        $null = Get-DbaDatabase -SqlInstance $script:instance1 -Database master | Backup-DbaDatabase -Type Full
    }
    
    AfterAll {
        $null = Get-DbaDatabase -SqlInstance $script:instance1 -Database $dbname | Remove-DbaDatabase -Confirm:$false
    }
    
    Context "Get last history for single database" {
        $results = Get-DbaBackupHistory -SqlInstance $script:instance1 -Database $dbname -Last
        It "Should be 4 backups returned" {
            $results.count | Should Be 4
        }
        It "First backup should be a Full Backup" {
            $results[0].Type | Should be "Full"
        }
        It "Last Backup Should be a log backup" {
            $results[-1].Type | Should Be "Log"
        }
    }
    
    Context "Get last history for all databases" {
        $results = Get-DbaBackupHistory -SqlInstance $script:instance1
        It "Should be more than one database" {
            ($results | Where-Object Database -match "master").Count | Should BeGreaterThan 0
        }
    }
}